Лучшие многодиапазонные полосовые радиочастотные фильтры L S C, мощность 50–100 Вт, высокая полоса задерживания, низкие вносимые потери, промышленные & Спутниковая связь
Оглавление
обзор:
Наш Multi-Band RF Bandpass Filters are precision-engineered components designed to meet the demanding requirements of modern RF systems across multiple frequency bands, в том числе L-диапазон (1150 МГц), S-диапазон (1710 МГц), С-диапазон (2310 МГц), and extended bands such as 1400 МГц. These filters provide precise passband control, Низкая потеря вставки, high return loss, а также superior stopband rejection, ensuring high-fidelity signal transmission and reception in complex RF environments.
Философия дизайна
The design of these filters focuses on optimizing signal integrity while minimizing interference from unwanted frequencies. Each filter is constructed using 6061 aluminum alloy housings for mechanical robustness, H59 copper resonant columns for precise frequency response, а также LY12 aluminum covers to ensure structural stability. Connector assemblies use H59 copper with ternary plating, and tuning screws are made from H62 copper, all complemented by stainless steel mounting screws for corrosion resistance and durability.
Рабочая среда
These filters are designed to operate reliably in temperatures ranging from -30°С до +70°С, making them suitable for harsh outdoor environments, промышленные объекты, and high-altitude installations. В compact and lightweight form factor (170–180 × 36 × 25–30 mm; 350 г) allows easy integration into existing RF systems, whether mounted on a rack, bench, or within equipment enclosures.
Обработка власти
В зависимости от модели, these filters can handle 50 В этом 100 W of RF power, making them suitable for medium-power systems, including satellite communication uplinks and radar transmitters.
Connector Standardization
All models feature 50 Ω импеданс а также N-Female connectors, ensuring compatibility with standard RF equipment and systems.
These filters are widely used in applications where signal purity, надежность системы, and interference suppression имеют решающее значение, including satellite communication, радар, telecommunications, industrial RF systems, and R&D laboratories.
Особенности
- Multi-Band Frequency Coverage:
- L-диапазон: 1150 МГц (passband: 1100–1200 МГц)
- S-диапазон: 1710 МГц (passband: 1660–1760 MHz)
- С-диапазон: 2310 МГц (passband: 2260–2360 MHz)
- Extended band: 1400 МГц (passband: 1350–1450 MHz)
These filters can also be customized for intermediate frequencies or other ranges upon request.
- Низкая потеря вставки: ≤1.2 dB across the passband, ensuring minimal signal attenuation and maintaining high system efficiency.
- High Return Loss: ≥23 dB, providing excellent impedance matching and reducing signal reflections for stable RF performance.
- Exceptional Stopband Rejection:
- L-диапазон: ≥120 dB @ DC–800 MHz, ≥80 dB @ 800–950 MHz, ≥80 dB @ 1350–1500 MHz, ≥120 dB @ 1500–2000 MHz
- S-диапазон: ≥120 dB @ DC–1350 MHz, ≥80 dB @ 1350–1500 MHz, ≥80 dB @ 1920–2070 MHz, ≥120 dB @ 2070–2500 MHz
- С-диапазон: ≥120 dB @ DC–1860 MHz, ≥80 dB @ 1860–2060 MHz, ≥80 dB @ 2560–2760 MHz, ≥120 dB @ 2760–3500 MHz
- Extended band: ≥120 dB @ DC–1050 MHz, ≥80 dB @ 1050–1200 MHz, ≥80 dB @ 1600–1750 MHz, ≥120 dB @ 1750–2200 MHz
High stopband rejection ensures unwanted signals are effectively blocked, improving the signal-to-noise ratio in RF systems.
- Прочная конструкция:
- Корпус: 6061 алюминиевый сплав
- Resonant columns: H59 copper alloy
- Cover: LY12 aluminum alloy
- Соединители: H59 copper with ternary plating
- Tuning screws: H62 copper alloy
- Other screws: stainless steel
The robust materials ensure long-term reliability in harsh environments, including outdoor, high-vibration, or high-humidity conditions.
- Широкий диапазон рабочих температур: -30°C to +70°C for industrial and outdoor applications.
- Компактный и легкий дизайн: Dimensions from 170 × 36 × 30 мм до 180 × 30 × 25 мм; нетто 350 г.
- Standardized Connectors: N-Female connectors and 50 Ω impedance for easy integration.
- Настраиваемые параметры: частота, passband, stopband rejection, мощность, разъемы, and dimensions can all be tailored to customer requirements.
- Универсальные приложения: Suitable for satellite communication, радар, telecom infrastructure, industrial RF, and R&D laboratories.
Характеристики (Multi-Band Models Combined)
| параметр | 1150 МГц (L-диапазон) | 1400 МГц (Extended Band) | 1710 МГц (S-диапазон) | 2310 МГц (С-диапазон) |
|---|---|---|---|---|
| Центральная частота (Ф0) | 1150 МГц | 1400 МГц | 1710 МГц | 2310 МГц |
| Частота полосы пропускания | 1100–1200 МГц | 1350–1450 MHz | 1660–1760 MHz | 2260–2360 MHz |
| Passband Insertion Loss | ≤1,2 дБ | ≤1,2 дБ | ≤1,2 дБ | ≤1,2 дБ |
| Плодовая полоса | ≤0.6 dB | ≤0.6 dB | ≤0.6 dB | ≤0.6 dB |
| Обратные потери | ≥23 dB | ≥23 dB | ≥23 dB | ≥23 dB |
| Stopband Rejection | ≥120 dB @ DC–800 MHz ≥80 dB @ 800–950 MHz ≥80 dB @ 1350–1500 MHz ≥120 dB @ 1500–2000 MHz |
≥120 dB @ DC–1050 MHz ≥80 dB @ 1050–1200 MHz ≥80 dB @ 1600–1750 MHz ≥120 dB @ 1750–2200 MHz |
≥120 dB @ DC–1350 MHz ≥80 dB @ 1350–1500 MHz ≥80 dB @ 1920–2070 MHz ≥120 dB @ 2070–2500 MHz |
≥120 dB @ DC–1860 MHz ≥80 dB @ 1860–2060 MHz ≥80 dB @ 2560–2760 MHz ≥120 dB @ 2760–3500 MHz |
| полное сопротивление | 50 О | 50 О | 50 О | 50 О |
| Обработка власти | 50 W | 50 W | 50 W | 100 W |
| Соединители | N-женский | N-женский | N-женский | N-женский |
| Поверхностная обработка | Painted Black | Painted Black | Painted Black | Painted Black |
| Диапазон температур | -30°С ~ +70°С | -30°С ~ +70°С | -30°С ~ +70°С | -30°С ~ +70°С |
| Материал корпуса | 6061 Алюминиевый сплав | 6061 Алюминиевый сплав | 6061 Алюминиевый сплав | 6061 Алюминиевый сплав |
| Resonant Column Material | H59 Copper Alloy | H59 Copper Alloy | H59 Copper Alloy | H59 Copper Alloy |
| Cover Material | LY12 Aluminum Alloy | LY12 Aluminum Alloy | LY12 Aluminum Alloy | LY12 Aluminum Alloy |
| Connector Material | H59 Copper, Plated Ternary Alloy | H59 Copper, Plated Ternary Alloy | H59 Copper, Plated Ternary Alloy | H59 Copper, Plated Ternary Alloy |
| Tuning Screw Material | H62 Copper Alloy | H62 Copper Alloy | H62 Copper Alloy | H62 Copper Alloy |
| Other Screws | Stainless Steel | Stainless Steel | Stainless Steel | Stainless Steel |
| Габаритные размеры (мм) | 170 × 36 × 30 | 170 × 36 × 30 | 170 × 36 × 30 | 180 × 30 × 25 |
| Вес нетто | 350 г | 350 г | 350 г | 350 г |
Приложения
- Satellite Communication Systems:
- Ensures precise passband selection for uplink and downlink signals.
- Minimizes interference from adjacent channels or out-of-band noise.
- Applicable to L-, С-, and C-band satellites.
- Радарные системы:
- Maintains signal integrity by blocking unwanted reflections and harmonics.
- Supports L-, С-, and C-band radar systems for military, погода, or navigation applications.
- Telecommunication Infrastructure:
- Improves channel isolation in base stations, ретрансляторы, and communication hubs.
- Reduces adjacent channel interference for high-fidelity RF transmission.
- Industrial RF Systems:
- Suitable for signal conditioning in automated factories, industrial telemetry, and wireless control systems.
- Research and Development Laboratories:
- Provides precise, stable passbands for RF experimentation, прототипирование, и тестирование.
- Enables filter characterization, signal testing, and interference suppression studies.
- High-Fidelity Signal Processing:
- Supports applications requiring clean signals, such as high-resolution spectroscopy or advanced RF measurement systems.
Параметры настройки
- Frequency Adjustment: Passband and center frequency can be customized across 800 МГц в 3.5 ГГц.
- Power Handling Options: Custom models up to 200 W are available for high-power systems.
- Connector Selection: высшая школа, BNC, or other RF connectors can replace standard N-Female connectors.
- Механические размеры: Filters can be resized to meet integration requirements for compact or rack-mounted systems.
- Surface Finish Options: Painted, anodized, or corrosion-resistant coatings available.
- Диапазон температур: Extended temperature designs for extreme outdoor or industrial environments.
- Customized Stopband Requirements: Customers can specify particular stopband rejection thresholds or frequency ranges.
- Integrated Assemblies: Filters can be supplied as part of a fully integrated RF front-end module with additional components.
Вопросы-Ответы:
Q1: What is the purpose of these RF bandpass filters?
A1: They allow desired RF signals within specific passbands to pass while suppressing out-of-band signals, ensuring high-fidelity signal transmission and minimal interference.
Q2: What are the power handling capabilities?
A2: Standard power handling ranges from 50 В этом 100 W, depending on the frequency band. Custom high-power models up to 200 W are available.
Q3: Are these filters suitable for outdoor installations?
A3: да, with robust aluminum housing, copper resonant columns, and a temperature range of -30°С до +70°С, they are ideal for outdoor and industrial use.
Q4: Which connectors are used?
A4: Standard N-Female connectors are used. высшая школа, BNC, or custom connectors are available on request.
Q5: Can the passband or center frequency be customized?
A5: да, the filters can be customized for center frequency, passband width, stopband rejection, and mechanical dimensions to meet your specific requirements.
Q6: Why is stopband rejection important?
A6: High stopband rejection prevents interference from unwanted frequencies, enhancing the signal-to-noise ratio and ensuring reliable communication.
Q7: How durable are these filters?
A7: The filters are built with high-quality aluminum and copper alloys, providing mechanical strength, thermal stability, and long-term reliability in harsh environments.
Q8: Can multiple frequency variants be listed together?
А8: да, all frequency variants (1150 МГц, 1400 МГц, 1710 МГц, 2310 МГц, and other extended bands) are combined for easy comparison and selection.
Q9: Are these filters compatible with standard RF systems?
А9: да, all filters are designed for 50 Ω импеданс and standard N-Female connectors, ensuring seamless integration into existing RF setups.
Вопрос 10: Can these filters be used for research and development?
А10: Абсолютно. Their precise passband control, Низкая потеря вставки, and high stopband rejection make them ideal for RF prototyping, тестирование, and experimental applications.
